Schreiner MediPharm has introduced a new sealing solution for tamper-proof closure of folding cartons and wallets. The Multi-Tear Closure Label is equipped with a special combination of security effects that prevents undetected opening of pharmaceutical packaging.    The Multi-Tear Closure Label is a transparent closure seal for folding cartons and wallets that combines two security mechanisms. Both are activated in an attempt to unnoticeably peel off the seal; the “film-tear” effect destroys ...